Wireless power transmission apparatus and method
US9601948B2 · kind B2 · utility
1Cited by
3References
27Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Oct 29, 2013 |
| Grant date | Mar 21, 2017 |
| Priority date | — |
| Expiry date | Jul 19, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J7/00
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A wireless power transmission apparatus includes a resonator configured to transmit power to another resonator, and a power supply unit configured to supply power to the resonator. The apparatus further includes a switching unit including a transistor configured to be turned on to connect the power supply unit to the resonator, and to be turned off to disconnect the power supply unit from the resonator, based on a control signal, and a diode connected in series to the transistor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.